突变是所有基因差异的最终原因,包括人类和香蕉，海星和伞菌之间差异。

Mutations are the ultimate cause of all the genetic differences, including the differences between a human and a banana, between a starfish and a toadstool.

youdao

他们的重要发现包括一种深海鲨鱼和一种海星，前者可以把胃部充满水来使身体胀大，从而吓跑捕食者，后者则只以浮木为食。

Their notable finds included a deep-sea shark that swells its size by filling its stomach with water to scare off other predators, and a starfish that eats only driftwood.

youdao